PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63800Microcircuit,digital

Espey Mfg and Electronics Corp · NSN 5962-01-494-6595 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-494-6595 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-494-6595. Primary manufacturer part number: 63800.
Features
  • Microcircuit,digital — FSC 5962
  • Supplementary Features: NHA 63802, CCA VARIABLE BOOST TEST BOX, A1
  • 2 verified cross-references
  • Primary manufacturer: Espey Mfg and Electronics Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-494-6595, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Espey Mfg and Electronics Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-494-6595
Primary Part Number63800
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerEspey Mfg and Electronics Corp
StatusACTIVE
Supplementary FeaturesNHA 63802, CCA VARIABLE BOOST TEST BOX, A1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5340-00-384-102463800 INTERCHANGEABLE
Seat,helical Compression Spring
Dresser, Llc
3020-00-521-350063800 INTERCHANGEABLE
Pulley,groove
Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum
1660-00-663-5287 INTERCHANGEABLE
Regulator,oxygen,demand
5995-01-382-0758600588 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
5330-01-408-543063800 INTERCHANGEABLE
Gasket
Spirax Sarco Inc Dba Spirax Sarco
Cross-Reference Index
Part NumberManufacturer
63800 Espey Mfg and Electronics Corp (USA)
63800 Espey Mfg. & Electronics Corp. (USA)
Related Parts
5340-00-384-1024INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
63800
3020-00-521-3500INTERCHANGEABLE
PULLEY,GROOVE
63800
1660-00-663-5287INTERCHANGEABLE
REGULATOR,OXYGEN,DEMAND
5995-01-382-0758INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
600588
5330-01-408-5430INTERCHANGEABLE
GASKET
63800

Frequently Asked Questions

What is NSN 5962-01-494-6595?

NSN 5962-01-494-6595 is a Microcircuit,digital, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-494-6595?

NSN 5962-01-494-6595 has 2 cross-referenced part numbers: 63800 (Espey Mfg and Electronics Corp), 63800 (Espey Mfg. & Electronics Corp.).

What NSN replaces 5962-01-494-6595?

There are 5 known substitutes for 5962-01-494-6595: 5340-00-384-1024, 3020-00-521-3500, 1660-00-663-5287 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 63800?

Key specifications for 63800: End Item Identification: RAT 31SL, VARIABLE BOOST TEST BOX; Supplementary Features: NHA 63802, CCA VARIABLE BOOST TEST BOX, A1. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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